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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">chemicallytech</journal-id><journal-title-group><journal-title xml:lang="en">Fine Chemical Technologies</journal-title><trans-title-group xml:lang="ru"><trans-title>Тонкие химические технологии</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2410-6593</issn><issn pub-type="epub">2686-7575</issn><publisher><publisher-name>MIREA – Russian Technological University (RTU MIREA).</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">chemicallytech-240</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CHEMISTRY AND TECHNOLOGY OF INORGANIC MATERIALS</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ХИМИЯ И ТЕХНОЛОГИЯ НЕОРГАНИЧЕСКИХ МАТЕРИАЛОВ</subject></subj-group></article-categories><title-group><article-title>The influence of composition of binary solvent CH3CN-H2O on the kinetics of oxidation of cyclohexene by p-BENZOQUINONES in solutions of cationic palladium(II) complexes</article-title><trans-title-group xml:lang="ru"><trans-title>Влияние состава бинарного растворителя CH3CN-H2O на кинетику окисления циклогексена п-бензохиноном в растворах катионных комплексов палладия(II)</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Захарова</surname><given-names>Д. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Zakharova</surname><given-names>D. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кафедра химии и технологии основного органического синтеза, ассистент</p></bio><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Семеняко</surname><given-names>А. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Semenyako</surname><given-names>A. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кафедра химии и технологии основного органического синтеза, студент</p></bio><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Черткова</surname><given-names>О. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Chertkova</surname><given-names>O. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кафедра химии и технологии основного органического синтеза, студент</p></bio><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Фролкова</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Frolkova</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кафедра химии и технологии основного органического синтеза, доцент</p></bio><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кацман</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Katsman</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кафедра общей химической технологии, профессор</p></bio><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Брук</surname><given-names>Л. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Bruk</surname><given-names>L. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кафедра общей химической технологии, заведующий кафедрой</p></bio><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Темкин</surname><given-names>О. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Temkin</surname><given-names>O. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кафедра химии и технологии основного органического синтеза, профессор</p></bio><email xlink:type="simple">olegtemkin@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>МИТХТ им. М.В. Ломоносова, 119571, Москва, пр-т Вернадского, д. 86</institution><country>Россия</country></aff><aff xml:lang="en"><institution>M.V. Lomonosov Moscow State University of Fine Chemical Technologies, 86, Vernadskogo pr., Moscow 119571</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2015</year></pub-date><pub-date pub-type="epub"><day>28</day><month>06</month><year>2015</year></pub-date><volume>10</volume><issue>3</issue><fpage>77</fpage><lpage>84</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Zakharova D.S., Semenyako A.N., Chertkova O.A., Frolkova A.V., Katsman E.A., Bruk L.G., Temkin O.N., 2015</copyright-statement><copyright-year>2015</copyright-year><copyright-holder xml:lang="ru">Захарова Д.С., Семеняко А.Н., Черткова О.А., Фролкова А.В., Кацман Е.А., Брук Л.Г., Темкин О.Н.</copyright-holder><copyright-holder xml:lang="en">Zakharova D.S., Semenyako A.N., Chertkova O.A., Frolkova A.V., Katsman E.A., Bruk L.G., Temkin O.N.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.finechem-mirea.ru/jour/article/view/240">https://www.finechem-mirea.ru/jour/article/view/240</self-uri><abstract><p>During the study of cyclohexene oxidation by p-benzoquinones into cyclohexanone in water-organic solutions of cationic complexes of palladium(II) it was demonstrated that the initial reaction rate R0 depends complicatedly on water molar fraction for three studied solvents: acetonitrile (AN), dimethylformamide, and dimethylsulfoxide. In order to explain the obtained bimodal dependence for the example of AN-water system, modeling of phase equilibrium in the studied system was performed. The existence of two- and three-phase immiscibility areas as well as a three-component heteroazeotrope was found. By UV spectroscopy it was stated that varying of water molar fraction in the binary solvent substantially changes the state of starting cationic complexes [Pd(АН)x(H2O)4-x]2+. For mathematical description of medium effect on R0 value three models were proposed taking into account different factors, such as: a) physico-chemical properties of binary solvent; b) composition of possible associates AN-water; c) composition of starting [Pd(АН)x(H2O)4-x]2+ complexes. The adequate description of bimodal dependency was obtained in the model considering the changes of [Pd(АН)x(H2O)4-x]2+ complexes composition with simultaneous presence of an associate of (АН)2(H2O) composition.</p></abstract><trans-abstract xml:lang="ru"><p>В ходе изучения кинетики окисления циклогексена п-бензохиноном до циклогексанона в водно-органических растворах катионных комплексов палладия(II) показано, что начальная скорость реакции R0 сложным образом зависит от мольной доли воды для трех изученных растворителей: ацетонитрил (АН), диметилформамид и диметилсульфоксид. На примере системы ацетонитрил-вода проведено моделирование фазовых равновесий в исследуемой системе, позволившее выявить наличие областей двух- и трехфазного расслаивания, а также трехкомпонентного гетероазеотропа. Методом УФ-спектроскопии установлено, что изменение мольной доли воды в бинарном растворителе существенно меняет состояние исходных катионных комплексов [Pd(АН)x(H2O)4-x]2+. Для математического описания эффектов влияния среды на величину R0 предложены три модели, учитывающие такие факторы, как: а) физико-химические свойства бинарного растворителя, б) состав возможных ассоциатов ацетонитрил-вода, в) состав исходных комплексов Pd(II). Адекватное описание бимодальной зависимости получено в рамках модели, рассматривающей изменение состава комплексов [Pd(АН)x(H2O)4-x]2+ с одновременным присутствием ассоциата состава (АН)2(H2O).</p></trans-abstract><kwd-group xml:lang="ru"><kwd>окисление циклогексена</kwd><kwd>циклогексанон</kwd><kwd>комплексы палладия</kwd><kwd>ацетонитрил</kwd><kwd>фазовое равновесие.</kwd></kwd-group><kwd-group xml:lang="en"><kwd>cyclohexene oxidation</kwd><kwd>cyclohexanone</kwd><kwd>palladium complexes</kwd><kwd>acetonitrile</kwd><kwd>phase equilibrium.</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Моисеев И.И. π–Комплексы в жидкофазном окислении олефинов. М.: Наука, 1970. 242 с.</mixed-citation><mixed-citation xml:lang="en">Моисеев И.И. π–Комплексы в жидкофазном окислении олефинов. 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